All Content tagged with Amazon EC2

I have scripts to get on-demand EC2 instances daily and some days I get capacity errors for certain instances. I want to set up alert mail when I get capacity error (EC2CapacityErrorAlerts) while prov...

Hi all, I have an EC2 instance in ap-southeast-1 with Elastic IP 52.74.222.227. It was working fine before, but suddenly only SSH (22) is reachable — HTTP (80) and HTTPS (443) no longer work. What I...

I have an EC2 US East 2 server that I exclusively use for storing project files for different projects across multiple computers that I connect to with Perforce. I have extremely limited knowledge of ...

As an experiment, I stopped a t3.nano instance and restarted it as t3a.nano Normally the CPU utilisation is around 3%, but it shot up to 8%, above the baseline ( mean the CPU credit balance started t...

I am currently training an LLM on an AWS p5en.48xlarge instance (8× H200 GPUs). Using the exact same code, data, and model, I found that training is about 2.5 times slower compared to my personal serv...

Hello, I’m facing an issue with payment gateway (PGW) notify (callback) requests on an AWS EC2 instance and cannot pinpoint where the problem is. ## Environment The same backend application runs in...

Hello! I have set a custom wallpaper image for my EC2 VM running Windows Server 2022. Whenever I logout of the VM and log back in, I see my desired wallpaper load with the desktop, then it is sudde...

I try to setup my Linux VM but I tried to find H100/A100 just 1 GPU didn't find, of course I used the AWS names of it but I only found 8 GPUs of it, I only need one, so how to get it or what else to u...

i need to open port 25 in a intance but i dont know how???

Hello Team, IHAC who is looking for EC2 instances usage report (per instance level) from April and May 2025. The challenge is they have not yet enabled CUR (cost and usage report). Can we pull histori...

Hello AWS Community, I have a Free Tier AWS account and am seeing a small charge on my EC2 usage, even though my usage seems fully Free Tier eligible. Details: Instance Type: t3.micro ✅ (Free Tier ...